[FFmpeg-devel] [PATCH 1/2] lavf/matroska: Add functions for WebM DASH Manifest

Vignesh Venkatasubramanian vigneshv at google.com
Mon Jul 7 21:46:36 CEST 2014


On Mon, Jul 7, 2014 at 12:30 PM, wm4 <nfxjfg at googlemail.com> wrote:
> On Mon, 7 Jul 2014 11:53:40 -0700
> Vignesh Venkatasubramanian <vigneshv at google.com> wrote:
>
>> On Mon, Jul 7, 2014 at 11:32 AM, wm4 <nfxjfg at googlemail.com> wrote:
>> > On Mon, 7 Jul 2014 09:27:22 -0700
>> > Vignesh Venkatasubramanian <vigneshv at google.com> wrote:
>> >
>> >> >> +static int webm_dash_manifest_read_packet(AVFormatContext *s, AVPacket *pkt)
>> >> >> +{
>> >> >> +    return AVERROR_EOF;
>> >> >> +}
>> >> >
>> >> > Shouldn't this return packets? Maybe I'm misunderstanding the purpose
>> >> > of this code.
>> >> >
>> >>
>> >> the point of this demuxer is to read certain metadata and pass it
>> >> along to the muxer so that it can generate the manifest XML. for this
>> >> purpose, it does not have to read any packets from the file at all,
>> >> just the headers will do. so we don't return any packets.
>> >
>> > I see... well, I hope there will be a ffmpeg native demuxer for this
>> > too? Maybe it could be made a condition for merging the muxer.
>>
>> i'm not sure what you mean by a ffmpeg native demuxer. can you please
>> elaborate a little more?
>
> A demuxer that can read the DASH manifest produced by ffmpeg and
> accompanying files.

ah, alright. i'm not sure how much use would that be. anyway, for now
i'm adding only the muxer.

> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel



-- 
Vignesh


More information about the ffmpeg-devel mailing list